Home / 67,666.60-101,438.46-26,144.68

Finding the Fourth Proportional to 67,666.60, 101,438.46 and 26,144.68

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Solution

The fourth proportional to 67,666.60, 101,438.46 and 26,144.68 is: 39,193.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,666.60 : 101,438.46 = 26,144.68 : x
  2. Step 2: Convert to fraction form
    67,666.60/101,438.46 = 26,144.68/x
  3. Step 3: Cross multiply
    67,666.60x = 101,438.46 × 26,144.68
  4. Step 4: Simplify right side
    67,666.60x = 2,652,076,076.39
  5. Step 5: Solve for x
    x = 2,652,076,076.39/67,666.60
  6. Step 6: Final answer
    x = 39,193.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.